changed the back button on results page
Merging upstream changes

Merge branch 'development' of https://github.com/red-spotted-newts-2014/bike-path into vivek_new
updated the launch screen image and computer tracking stuff
add a new more images and computer tracking stuff
Merging from upstream

Merge branch 'development' of https://github.com/red-spotted-newts-2014/bike-path into vivek_new
Merging upstream

Merge branch 'development' of https://github.com/red-spotted-newts-2014/bike-path into vivek_new
Merge pull request #69 from vivekmgeorge/vivek_new

Vivek commits. Mostly changes to UI/UX